Add section for ni back in, but comment it out.
diff --git a/Doc/lib.tex b/Doc/lib.tex
index 789b905..be53349 100644
--- a/Doc/lib.tex
+++ b/Doc/lib.tex
@@ -77,6 +77,7 @@
\input{libcopy}
\input{libmarshal}
\input{libimp}
+%\input{libni}
\input{libparser}
\input{libsymbol}
\input{libtoken}
diff --git a/Doc/lib/lib.tex b/Doc/lib/lib.tex
index 789b905..be53349 100644
--- a/Doc/lib/lib.tex
+++ b/Doc/lib/lib.tex
@@ -77,6 +77,7 @@
\input{libcopy}
\input{libmarshal}
\input{libimp}
+%\input{libni}
\input{libparser}
\input{libsymbol}
\input{libtoken}